Budget-friendly, non-powered 4-port expansion hubs.

If you were writing a driver configuration file, the matching line would look like this:

Huaxu Electronics is a real manufacturer, but this guide is based on aggregated public data and reverse-engineering communities. Always back up your registry before editing.

: Fully compliant with USB 2.0 specifications, offering backward compatibility with USB 1.1 legacy peripherals.

[Strings] USB\VID_214B&PID_7250.DeviceDesc = "Western Digital External Hard Drive"

Reconnect the power, boot back into Windows, and plug the USB device directly into a motherboard port. 2. Force Windows to Reinstall the Core USB Stack

This represents the Vendor ID. VID 214B is registered to Qingdao Huayu Information Technology Co., Ltd. , a company that produces components often utilized in electronic assemblies, including USB hubs.

| Component | Full Form | Purpose | Value in this case | | :--- | :--- | :--- | :--- | | | Vendor ID | A unique 4-digit hexadecimal code assigned by the USB Implementers Forum (USB-IF) to a specific manufacturer. | 214B | | PID | Product ID | A number assigned by the manufacturer to a specific device model. | 7250 | | REV | Revision | Indicates the hardware or firmware version of the device. | 0100 (Version 1.0) |

Advanced Power Settings ➔ USB Settings ➔ USB selective suspend setting ➔ Disabled 4. Manually Force the Generic USB Hub Driver

Because this device identifies as a standard (Class 09), it does not require proprietary drivers.

It is highly unusual to write a "long article" about a specific USB hardware identifier string like USB VID-214B & PID-7250 & REV-0100 . Typically, this string appears in when a driver is missing, or in USB debugging logs .